Syndicate, U. o. C. L. E. (1970). HSC/A Level mathematical subjects examinations papers. Cambridge.
Chicago-referens (17:e uppl.)Syndicate, University of Cambridge. Local Examinations. HSC/A Level Mathematical Subjects Examinations Papers. Cambridge, 1970.
MLA-referens (9:e uppl.)Syndicate, University of Cambridge. Local Examinations. HSC/A Level Mathematical Subjects Examinations Papers. Cambridge, 1970.
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